The phrase "a foothold in which" is correct and usable in written English.
It can be used to describe a situation or context where one has established a position or advantage within a particular environment or framework.
Example: "The company is seeking a foothold in which to expand its market presence and increase its customer base."
Alternatives: "a position in which" or "a base from which".
Invading Iraq and toppling Saddam Hussein allowed al-Qaida to establish a foothold in Iraq which it had never previously managed.
National REIT's, including Crescent Real Estate Equities of Dallas, are also trying to gain a foothold in New Jersey, which is fertile ground for building sales because of the availability of capital, a tight market and a lack of construction.
The total campaign is expected to cost BAT several million pounds as it attempts to establish a foothold in a market which is already worth $3 billion worldwide.
Having led the ground fight for Aleppo, it aims to secure a foothold in eastern Syria, which it will reinforce with demographic shifts of Shias for Sunnis, and build through a corridor under its control, from Tehran to the Mediterranean.
"But it's important that the American people know that we are making progress and we are focused on goals that are clear and achievable". The president's strategy is to start bringing some of the troops home in a year, but he said he would not permit terrorists to once more gain a foothold in Afghanistan from which to attack the US.
Napster already has a foothold in the culture, which it might not have gained had the courts been able to move with alacrity.
She managed to establish a foothold in different disciplines, which she now links back together.
Investors' attorneys say Slatkin got a foothold in each group, which led to more clients who simply took the word of their friends without doing any background checks.
Social networking site Bebo has made the leap into Europe, teaming with local media partners to gain a foothold in France, Germany, Italy, Spain and the Netherlands — markets in which Facebook, MySpace and Netlog are already active players.
The incident was claimed by Isis, which has established a foothold in eastern Nangarhar province, of which Jalalabad is the capital.
